Overview

overview

10

Static

static

RAHIM_TR.exe

windows7_x64

10

RAHIM_TR.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    02836293f5f7da55efb90a2d910bf7bfa0b5820d6f605125eaac32a66aff3c97

  • Size

    1.2MB

  • Sample

    220520-2prxesagek

  • MD5

    11af19380075609643e80e17148be4d9

  • SHA1

    130fbb31de9c5baa4eccc93928486a7fd09b7fa0

  • SHA256

    02836293f5f7da55efb90a2d910bf7bfa0b5820d6f605125eaac32a66aff3c97

  • SHA512

    d575b72a57175939e820653ef0ac1d8aa1ef37901e11e2ba42a0a3e932636706406e935899558fcd133caf6e204956fca56a4b96b3fef187c139076dbc7d14e6

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

194.5.97.7:21600

127.0.0.1:21600
Mutex

e5b96bc8-7801-4aaf-bd22-9b94311755e4

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-05-22T19:43:27.532173036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    21600

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    e5b96bc8-7801-4aaf-bd22-9b94311755e4

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    194.5.97.7

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      RAHIM_TR.EXE

    • Size

      678KB

    • MD5

      c51d8463c81efb97b01612fb123a5487

    • SHA1

      4653182de7be95a630fb98bde3232049daee816c

    • SHA256

      240159852a07d731922811db6650130ff93a374e2128e72bf2b7cf8b52fe551e

    • SHA512

      30371d92cc222d46653b662ab5083b7dca61d50f86ac409a64d7d16da57fed213d247d1bd7962ed7ee3d84b14539bf96040f068ce7f5cdfad138f7690b162c3d

    Score
    10/10
    nanocoreevasionkeyloggerpersistencespywarestealertrojan

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

      keyloggertrojanstealerspywarenanocore

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks